Class: Modown::Options

Inherits:
Object
  • Object
show all
Defined in:
lib/modown/options.rb

Overview

This class handles command line options

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Options

Returns a new instance of Options.



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# File 'lib/modown/options.rb', line 7

def initialize
  @options = { input: nil, count: 1, format: '*' }

  # Dont know how to do case-insensitive glob matching
  @formats_glob = {}
  @formats_glob['3ds'] = '*.3[Dd][Ss]'
  @formats_glob['max'] = '*.[Mm][Aa][Xx]'
  @formats_glob['gsm'] = '*.[Gg][Ss][Mm]'
  @formats_glob['mtl'] = '*.[Mm][Tt][Ll]'
  @formats_glob['*'] = '*'
end

Instance Method Details

#parse(args) ⇒ Hash

Parse the command line arguments

Parameters:

  • args (command_line_arguments)

Returns:

  • (Hash) 


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# File 'lib/modown/options.rb', line 22

def parse(args)
  parser = OptionParser.new do |opts|
    opts.banner = 'Usage: modown [options] Object'

    opts.on('-c', '--count COUNT', Integer, 'Number of different models you want') do |count|
      @options[:count] = count
    end

    opts.on('-f', '--format FORMAT',
            'The file format you want.',
            "Supported formats are [#{@formats_glob.keys.join(',')}].",
    'All files are stored if no FORMAT is provided') do |format|
      @options[:format] = @formats_glob[format]
    end

    opts.on('-h', '--help', 'Displays Help') do
      puts opts
      exit
    end
  end

  parser.parse!(args)

  raise '[ERROR] Please provide the object to search' if args.length == 0
  raise "[ERROR] Please provide a valid format for the -f flag.
  Supported formats are [#{@formats_glob.keys.join(',')}]" if @options[:format].nil?

  @options[:search_term] = args[0]

  @options
end